Circular Screen Vent Cover, 2-Inch Diameter, Metal Mesh, 6-Pack
Have an insect screen but no louvers. Made for display cases, spice racks, reptile cages, etc. They do not work well in wood. The tabs need to be bent over from the rear.
20 Pcs Adjustable Steel Pilaster Shelf Support Clips Shelving Bracket Clips
Compact Size. Widely Application.